21967116

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 36093684

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 59, 69, 71, 76, 92, 114, 118, 138, 142, 177, 213, 228, 236, 276, 284, 354, 426, 437, 708, 852, 874, 1121, 1311, 1349, 1357, 1633, 1748, 2242, 2622, 2698, 2714, 3266, 3363, 4047, 4071, 4189, 4484, 4899, 5244, 5396, 5428, 6532, 6726, 8094, 8142, 8378, 9798, 12567, 13452, 16188, 16284, 16756, 19596, 25134, 25783, 31027, 50268, 51566, 62054, 77349, 79591, 93081, 96347, 103132, 124108, 154698, 159182, 186162, 192694, 238773, 289041, 309396, 318364, 372324, 385388, 477546, 578082, 955092, 1156164, 1830593, 3661186, 5491779, 7322372, 10983558, 21967116]

約数ペア:

[(1, 21967116), (2, 10983558), (3, 7322372), (4, 5491779), (6, 3661186), (12, 1830593), (19, 1156164), (23, 955092), (38, 578082), (46, 477546), (57, 385388), (59, 372324), (69, 318364), (71, 309396), (76, 289041), (92, 238773), (114, 192694), (118, 186162), (138, 159182), (142, 154698), (177, 124108), (213, 103132), (228, 96347), (236, 93081), (276, 79591), (284, 77349), (354, 62054), (426, 51566), (437, 50268), (708, 31027), (852, 25783), (874, 25134), (1121, 19596), (1311, 16756), (1349, 16284), (1357, 16188), (1633, 13452), (1748, 12567), (2242, 9798), (2622, 8378), (2698, 8142), (2714, 8094), (3266, 6726), (3363, 6532), (4047, 5428), (4071, 5396), (4189, 5244), (4484, 4899)]